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Concept · method · in 19 mysteries

Null model

What the data would look like if nothing were going on, used to judge whether something is.

A model of the result expected by chance or from known causes alone. A pattern counts as evidence only when it is unlikely under the null model: alignments at a monument against random directions, a cipher solution against what random keys produce, a dimming star against known variables. Every method on this site is asked what its null model is, and a claim with none is marked as such.

Where it comes up

Unread oracle bone characters
OBI-Bench finds the best of 23 large multimodal models deciphering at about the level of untrained people, and EVOBC's evolution-chain baseline scores 16.7 percent top-1 on held-out read graphs.
Proto-cuneiform: the archaic texts of Uruk
A systematic study of the roughly 440 archaic names against Early Dynastic Sumerian and Semitic name patterns, with a statistical null model rather than a list of resemblances, would turn Englund's argument into a test…
Unread cuneiform: half a million tablets and the limits of Sumerian
Neural translation of Akkadian from five ORACC corpora reached BLEU 37.47 (transliteration) and 36.52 (cuneiform) on held-out sentences, against 23.51 and 27.09 for a translation-memory baseline.
Vinča signs
Nobody has run the test the other way: a sign-sequence corpus checked against a null model of potters' marks of comparable size.
Tabby's star (KIC 8462852)
Nightly AAVSO V photometry (DFS, DUBF, SJMJ) during 18-23 October 2026 places at least one good measurement (error ≤ 0.012 mag) inside a 21-hour transit for 74 per cent of the 1,301.0-1,303.6 day window and any…
Pictish symbol stones
The other is a corrected version of the statistical test, run with a null model built from non-linguistic emblem systems of similar size and pairing structure, which would show whether the 2010 result survives Sproat's…
Great houses of Chaco Canyon
McCluskey's point that the noon shadow events at Fajada's other sites are about what chance gives is the general objection to alignment counts made without a null model . Why building stopped and people left.
Rendlesham Forest, December 1980
These statements were taken by the men's own chain of command within a week and are the baseline against which everything later should be read. ::: artifact A-HALT-MEMO2 beside Halt's memo is the second layer, written…

Methods that use it 1

Cite it

Mysteries Department. (2026). Null model [Concept CPT0DECW06JED24]. https://mysteriesdept.com/r/CPT0DECW06JED24
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